Mandate Manager 100% CDI (M/F/D)

• 25 July 2026 • 100% • Indefinite duration • Sion If you are looking for a position that combines responsibility, accounting expertise, and a favorable working environment, look no further! Our client based in Sion offers an exceptional opportunity! Mandate Manager 100% CDI (M/F/D) Responsibilities • Maintenance and closing of accounts receivable • Execution of various accounting mandates • Tax management for companies and individuals • Preparation of financial statements: monthly, quarterly, annual • Preparation of tax returns: taxes, VAT, salaries, social security contribution statements Profile • Holder of a CFC in commercial employment with a federal diploma as a specialist in finance and accounting • Confirmed professional experience of at least 5 years in a Swiss fiduciary • Solid knowledge of the Swiss tax system • Advanced mastery of specialized accounting IT tools • Perfect mastery of French, any other language is an asset Benefits • Diversified work with great autonomy and responsibilities • Attractive social benefits and competitive remuneration • Corporate culture valuing innovation and team spirit • Respectful, benevolent working environment, favorable to professional development • Start date: to be agreed Contact information Please apply directly online. Confidentiality guaranteed. If you have any other questions regarding this job offer (reference: JN -062026-1117297), please contact Madame Servane Bellon at +41 58 233 31 60. About us Adecco Valais Permanent is your agency specialized in the search and placement of permanent staff for the French-speaking Valais region and the Chablais vaudois. Thanks to our in-depth expertise of the local job market, we are committed to providing you with a quality service by connecting companies looking for talent with qualified and motivated candidates. #boost